Red Hat Enterprise Linux 5 Administration Unleashed

Using IPTables Target Extensions 495--hashmode Hashing mode to use. Must be one of sourceip, sourceip-sourceport, orsourceip-sourceport-destport.--clustermac MAC address of cluster. Has to be a link-layer multi-cast address.--total-nodes Number of nodes in the cluster.--local-node Local node number in the cluster.--hash-init Random seed to use when initializing hash.CONNMARKSet netfilter mark value for the connection.--set-mark /Set connection mark. The is optional. If the mask is defined, only bits inthe mask are modified.--save-mark --mask Copy netfilter packet mark value to the connection mark. The mask value isoptional. If the mask is defined, only bits in the mask are copied.--restore-mark --mask Copy the connection mark value to the packet. The mask value is optional. If themask is defined, only bits in the mask are copied. Can only be used with themangle table.24DNATCan only be used with the nat table and in the PREROUTING and OUTPUT chains or inuser-defined chains called from these two chains. Modifies the destination addressof the packet and all future packets in the connection. Rules will not be examinedfor these mangled packets.--to-destination -:-Define the new destination IP or an IP range. Optionally define a port range if -ptcp or -p udp is used.DSCPAlter the value of the DSCP field within the TOS header of the IP version 4 packet.Only valid with the mangle table.--set-dscp Set DSCP to a decimal or hex number.--set-dscp-class Set DSCP to the defined class.